How smart home equipment help to save energy?

1- Management of powerhouse system at smart home 2- Management of heating and cooling system at smart home 3- Management of curtains, canopies, doors and windows to control brightness and natural ventilation 4- Management of audio and video equipment in smart home 5- Management of lighting system in smart home 6- Monitoring and controlling energy consumption in smart home equipment 7- Controlling and diagnosis of defective and consuming equipment and eliminating them 8- Management of energy consumption at peak hours 9- Management of equipment based on energy supply and demand